Don't know Alejandro Chaban? You should! The celebrity nutritionist and weight loss expert has been named by Dr. Oz as "the voice of this generation's weight loss and fitness."

Two of his clients have included Sofia Vergara and Chiquis Rivera. Yes, he's the man behind Chiquis' 30-pound drop! We caught up with the best-selling author of De Gordo a Galan (From Fatty to Hottie) to talk about what you should eat (and do!) come Valentine's Day. (And yes, you can have that glass of wine!).

Watch the video below, then tell us what's on your Valentine's Day menu in the comments!

Sam edits and oversees all site content with a focus on fashion, beauty and lifestyle. When she's not working, you can find her watching way too many YouTube videos and reading (YA novels, mostly). Follow her on Twitter @samanthajoleal.

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